Jeremy Springman
University of Pennsylvania
Global Development: Intermediate Topics in Politics, Policy, and Data
PSCI 3200 - Spring 2026
2 + 2 into the source panel and hitting ENTER
4[INSERT SCREEN RECORDING]
sum = 2 + 2 into the source and hit ENTERsum should appear in your environmentsum.-1, 0, 2, 4092-24.932 and 0.8TRUE or FALSE"hello world" and "welcome to R"c() function. For example, c(6, 11, 13, 31) creates a four element vector of integers.==. For example, 2 + 1 == 3 will return TRUE< (less than), <= (less than or equal), and !=(not equal to). For example, 3 + 5 <= 1 will return FALSE& represent “and” while | represents “or.” For example, (2 + 1 == 3) & (2 + 1 == 4) returns FALSE since both clauses are not TRUEinstall.packages() to install a package
dplyr package.csv fileread.csv() to pull data from a spreadsheet on your harddrive into your R/RStudio environment
.csv file is stored[INSERT SCREEN RECORDING]